//sys/class/tty/tty0/subsystem/ptmx/subsystem/tty54/subsystem/tty28/subsystem/tty34/subsystem/ptmx/subsystem/tty12/subsystem/tty17/subsystem/tty7/subsystem/tty1/subsystem/tty54/subsystem/tty47/subsystem/tty50/subsystem/tty5/subsystem/ttyS0/uevent